National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Rain

70°F

21°C

Humidity 100%
Wind Speed W 6 mph
Barometer 29.85 in
Dewpoint 70°F (21°C)
Visibility 7.00 mi
Last update 12 Aug 9:40 am CDT
Extended Forecast for

4 Miles SE Oglesby IL

Severe T-storm Watch August 12, 09:48am until August 12, 01:00pm
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch August 12, 09:48am until August 12, 01:00pm

    NOW until 1:00pm Wed

    Severe T-storm Watch

  • Today

    High: 84 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 70. North northeast wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 81. East wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 50%.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. Northeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 70%.

    Low: 69 °F

    Showers
    Likely

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 83. East northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 83 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88.

    High: 88 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers after 1am. Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Today
Showers and thunderstorms, mainly before noon. Some of the storms could be severe and produce heavy rainfall. High near 84. West wind 5 to 10 mph becoming north northeast in the afternoon. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Tonight
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 70. North northeast wind around 5 mph becoming calm. Chance of precipitation is 20%.
Thursday
A chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 81. East wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 50%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. Northeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 83. East northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 70.
Saturday
A 50 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88.
Saturday Night
A chance of showers after 1am. Partly cloudy, with a low around 73.
Sunday
Partly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 66.
Monday
Mostly sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Oglesby IL
 41.25°N 89°W
Last Update:
9:26 am CDT Aug 12, 2026
Forecast Valid:
9am CDT Aug 12, 2026-6pm CDT Aug 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation